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LIBOMV-344 Added OpenMetaverse.GUI project for commonly used controls

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git-svn-id: http://libopenmetaverse.googlecode.com/svn/trunk@2049 52acb1d6-8a22-11de-b505-999d5b087335
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2008-08-02 06:52:06 +00:00
parent e2986fbf06
commit 0d7b0bf628
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OpenMetaverse.GUI/InventoryTree.cs Normal file
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/*
* Copyright (c) 2007-2008, openmetaverse.org
* All rights reserved.
*
* - Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* - Neither the name of the openmetaverse.org nor the names
* of its contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
using OpenMetaverse;
using System.Collections.Generic;
using System.Windows.Forms;
namespace OpenMetaverse.GUI
{
/// <summary>
/// TreeView control for browsing a client's inventory
/// </summary>
public class InventoryTree : TreeView
{
private GridClient _Client;
/// <summary>
/// Gets or sets the GridClient associated with this control
/// </summary>
public GridClient Client
{
get { return _Client; }
set { if (value != null) InitializeClient(value); }
}
/// <summary>
/// TreeView control for an unspecified client's inventory
/// </summary>
public InventoryTree()
{
this.BeforeExpand += new TreeViewCancelEventHandler(this_BeforeExpand);
}
/// <summary>
/// TreeView control for the specified client's inventory
/// </summary>
/// <param name="client"></param>
public InventoryTree(GridClient client)
{
InitializeClient(client);
new InventoryTree();
}
/// <summary>
/// Thread-safe method for clearing the TreeView control
/// </summary>
public void ClearNodes()
{
if (this.InvokeRequired) this.BeginInvoke((MethodInvoker)delegate { ClearNodes(); });
else this.Nodes.Clear();
}
/// <summary>
/// Thread-safe method for collapsing a TreeNode in the control
/// </summary>
/// <param name="node"></param>
public void CollapseNode(TreeNode node)
{
if (this.InvokeRequired) this.BeginInvoke((MethodInvoker)delegate { CollapseNode(node); });
else if (!node.IsExpanded) node.Collapse();
}
/// <summary>
/// Thread-safe method for expanding a TreeNode in the control
/// </summary>
/// <param name="node"></param>
public void ExpandNode(TreeNode node)
{
if (this.InvokeRequired) this.BeginInvoke((MethodInvoker)delegate { ExpandNode(node); });
else if (!node.IsExpanded) node.Expand();
}
/// <summary>
/// Thread-safe method for updating the contents of the specified folder UUID
/// </summary>
/// <param name="folderID"></param>
public void UpdateFolder(UUID folderID)
{
if (this.InvokeRequired) this.BeginInvoke((MethodInvoker)delegate { UpdateFolder(folderID); });
else
{
TreeNode node = null;
TreeNodeCollection children;
if (folderID != Client.Inventory.Store.RootFolder.UUID)
{
TreeNode[] found = Nodes.Find(folderID.ToString(), true);
if (found.Length > 0)
{
node = found[0];
children = node.Nodes;
}
else
{
Logger.Log("Received update for unknown TreeView node " + folderID, Helpers.LogLevel.Warning);
return;
}
}
else children = this.Nodes;
children.Clear();
List<InventoryBase> contents = Client.Inventory.Store.GetContents(folderID);
foreach (InventoryBase inv in contents)
{
string key = inv.UUID.ToString();
children.Add(key, inv.Name);
children[key].Tag = inv;
if (inv is InventoryFolder) children[key].Nodes.Add(null, "Loading...");
}
if (node != null) ExpandNode(node);
}
}
private void InitializeClient(GridClient client)
{
_Client = client;
_Client.Inventory.OnFolderUpdated += new InventoryManager.FolderUpdatedCallback(Inventory_OnFolderUpdated);
_Client.Network.OnLogin += new NetworkManager.LoginCallback(Network_OnLogin);
}
private void this_BeforeExpand(object sender, TreeViewCancelEventArgs e)
{
UUID folderID;
if (e.Node.Name != null && UUID.TryParse(e.Node.Name, out folderID))
_Client.Inventory.RequestFolderContents(folderID, _Client.Self.AgentID, true, true, InventorySortOrder.FoldersByName);
}
private void Inventory_OnFolderUpdated(UUID folderID)
{
UpdateFolder(folderID);
}
private void Network_OnLogin(LoginStatus login, string message)
{
if (login == LoginStatus.Success) Client.Inventory.RequestFolderContents(Client.Inventory.Store.RootFolder.UUID, Client.Self.AgentID, true, true, InventorySortOrder.FoldersByName);
}
}
}